GNP Computers Narrow SCSI Backplane Hot Swap Board PCB 1-503123 Rev X1

GNP Computers Narrow SCSI Backplane Hot Swap Board PCB 1-503123 Rev X1

This is a Narrow SCSI Backplane Hot Swap Board manufactured by GNP Computers (also known as GNP PDSi). Identified by PCB number 1-503123 at revision X1, this board provides a hot-swappable SCSI backplane interface for systems requiring narrow (8-bit) SCSI connectivity. It is a Made in USA board rated PCA 94V-0, dated September 2001.

Specifications & What's Included

• Manufacturer: GNP Computers (GNP PDSi)
• PCB Part Number: 1-503123
• Revision: Rev X1
• Date Code: 20010907 (September 7, 2001)
• Interface: Narrow SCSI (50-pin IDC connector)
• Power Rails: +5V, +12V, DGND
• Board Type: Hot Swap Backplane PCB
• PCB Rating: PCA 94V-0
• Country of Manufacture: Made in USA
• Includes: Board only — no cables or accessories

Applications

Narrow SCSI backplane boards like this one are used in rackmount servers, workstations, and storage enclosures to provide a shared bus for connecting multiple SCSI hard drives or devices in a hot-swap configuration. The narrow (8-bit) SCSI standard — operating at up to 10 MB/s in Fast SCSI mode — was widely deployed in enterprise storage and workstation systems throughout the late 1990s and early 2000s. GNP Computers (GNP PDSi) was a manufacturer of single-board computers and associated hardware for embedded and industrial computing platforms, and this backplane is consistent with their product ecosystem from that era. Hot-swap backplanes allow drives to be removed and inserted without powering down the host system, making them common in applications requiring high availability. This board is well suited for legacy system maintenance, period-correct server restoration, or as a replacement part in a system originally equipped with GNP Computers hardware.